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Recognised as Colour

#1104B9

  • #1104B9
  • Blue
  • Dark
  • Nearest: Medium blue

#1104B9 is a blue with RGB values 17, 4, 185 and HSL 244°, 96%, 37%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1104B9#1104B9
HEX#1104B9
RGBrgb(17, 4, 185)
RGB (0–1)0.0667, 0.0157, 0.7255
RGB percentages6.7%, 1.6%, 72.5%
HSLhsl(244.3, 95.8%, 37.1%)
HSV / HSBhsv(244.3, 97.8%, 72.5%)
CMYK90.8%, 97.8%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,115,321
CSS custom property--colour: #1104B9;

Brightness & contrast

Relative luminance0.03709WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.06:1
Contrast with white12.06:1WCAG normal text: AAA
Contrast with black1.74:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#EEFB46

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003FBDno red cones; affects about 1% of men; ΔE 31.2 from the original
Deuteranopia#002CB6no green cones; the most common form, about 1% of men; ΔE 20 from the original
Tritanopia#004C6Bno blue cones; rare, and affects men and women equally; ΔE 91.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.06:1WCAG large text: AAA
Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Medium blue · ΔE 10.1Dark blue · ΔE 20.1Blue violet · ΔE 23Navy · ΔE 25.3Dark violet · ΔE 26.1Dark orchid · ΔE 31.5
Nearest named CSS colourMedium blue (#0000CD)ΔE 10.11, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ACB904
Analogous#0452B9, #6B04B9
Triadic#B91104, #04B911
Split complementary#B96B04, #52B904
Tetradic#B90452, #ACB904, #04B96B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#958CFD
Lighter +30%#665BFB
Lighter +20%#3829FA
Lighter +10%#1605EB
Darker −10%#0C0387
Darker −20%#080255
Darker −30%#030123
Darker −40%#000000
More saturated +25%#0E00BD
Less saturated −25%#251CA1

Channel breakdown

R17
G4
B185
Red17 (6.7%)
Green4 (1.6%)
Blue185 (72.5%)
Hue244.31°
Saturation (HSL)95.77%
Lightness37.06%
Dominant channelBlue
Hex per channelR 11 · G 04 · B B9

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Every value on this page was computed from “1104b9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.